internal static string OnFindLayoutForDevice(ref InputDeviceDescription description, string matchedLayout,
InputDeviceExecuteCommandDelegate executeCommandDelegate)
{
// If the device isn't a XRInput, we're not interested.
if (description.interfaceName != XRUtilities.InterfaceCurrent && description.interfaceName != XRUtilities.InterfaceV1)
{
return(null);
}
// If the description doesn't come with a XR SDK descriptor, we're not
// interested either.
if (string.IsNullOrEmpty(description.capabilities))
{
return(null);
}
// Try to parse the XR descriptor.
XRDeviceDescriptor deviceDescriptor;
try
{
deviceDescriptor = XRDeviceDescriptor.FromJson(description.capabilities);
}
catch (Exception)
{
return(null);
}
if (deviceDescriptor == null)
{
return(null);
}
if (string.IsNullOrEmpty(matchedLayout))
{
#if UNITY_2019_3_OR_NEWER
const InputDeviceCharacteristics controllerCharacteristics = InputDeviceCharacteristics.HeldInHand | InputDeviceCharacteristics.Controller;
if ((deviceDescriptor.characteristics & InputDeviceCharacteristics.HeadMounted) != 0)
{
matchedLayout = "XRHMD";
}
else if ((deviceDescriptor.characteristics & controllerCharacteristics) == controllerCharacteristics)
{
matchedLayout = "XRController";
}
#else //UNITY_2019_3_OR_NEWER
if (deviceDescriptor.deviceRole == InputDeviceRole.LeftHanded || deviceDescriptor.deviceRole == InputDeviceRole.RightHanded)
{
matchedLayout = "XRController";
}
else if (deviceDescriptor.deviceRole == InputDeviceRole.Generic)
{
matchedLayout = "XRHMD";
}
#endif //UNITY_2019_3_OR_NEWER
}
string layoutName;
if (string.IsNullOrEmpty(description.manufacturer))
{
layoutName = $"{SanitizeName(description.interfaceName)}::{SanitizeName(description.product)}";
}
else
{
layoutName =
$"{SanitizeName(description.interfaceName)}::{SanitizeName(description.manufacturer)}::{SanitizeName(description.product)}";
}
var layout = new XRLayoutBuilder {
descriptor = deviceDescriptor, parentLayout = matchedLayout, interfaceName = description.interfaceName
};
InputSystem.RegisterLayoutBuilder(() => layout.Build(), layoutName, matchedLayout);
return(layoutName);
}
internal static string OnFindLayoutForDevice(int deviceId, ref InputDeviceDescription description, string matchedLayout, IInputRuntime runtime)
{
// If the device isn't a XRInput, we're not interested.
if (description.interfaceName != XRUtilities.kXRInterfaceCurrent && description.interfaceName != XRUtilities.kXRInterfaceV1)
{
return(null);
}
// If the description doesn't come with a XR SDK descriptor, we're not
// interested either.
if (string.IsNullOrEmpty(description.capabilities))
{
return(null);
}
// Try to parse the XR descriptor.
XRDeviceDescriptor deviceDescriptor;
try
{
deviceDescriptor = XRDeviceDescriptor.FromJson(description.capabilities);
}
catch (Exception)
{
return(null);
}
if (deviceDescriptor == null)
{
return(null);
}
if (string.IsNullOrEmpty(matchedLayout))
{
if (deviceDescriptor.deviceRole == DeviceRole.LeftHanded || deviceDescriptor.deviceRole == DeviceRole.RightHanded)
{
matchedLayout = "XRController";
}
else if (deviceDescriptor.deviceRole == DeviceRole.Generic)
{
matchedLayout = "XRHMD";
}
}
string layoutName = null;
if (string.IsNullOrEmpty(description.manufacturer))
{
layoutName = string.Format("{0}::{1}", SanitizeName(description.interfaceName),
SanitizeName(description.product));
}
else
{
layoutName = string.Format("{0}::{1}::{2}", SanitizeName(description.interfaceName), SanitizeName(description.manufacturer), SanitizeName(description.product));
}
var layout = new XRLayoutBuilder {
descriptor = deviceDescriptor, parentLayout = matchedLayout, interfaceName = description.interfaceName
};
InputSystem.RegisterLayoutBuilder(() => layout.Build(), layoutName, matchedLayout);
return(layoutName);
}